May weather forecastMielenko, Poland
May
Weather in May
Sea temperature
In Mielenko, Poland, in May, the average water temperature is 9°C (48.2°F).Note: It is life-risking to swim in 9°C (48.2°F). Briefly staying in 13°C (55.4°F) waters feels unsettling, and temperatures below 10°C (50°F) might result in cold shock and loss of breath control, hinging on personal endurance.
Daylight
The average length of the day in May in Mielenko is 16h and 2min.On the first day of the month, sunrise is at 05:17 and sunset at 20:28. On the last day of May, sunrise is at 04:29 and sunset at 21:18 CEST.
Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Mielenko, Poland, the average seawater temperature in May is 9°C (48.2°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.
In May, the average day length in Mielenko, Poland, is 16h and 2min.
In May, on the first day of the month, sunrise is at 05:17 and sunset at 20:28. On the last day of the month, in Mielenko, sunrise is at 04:29 and sunset at 21:18 CEST.
Average sea temperature in May
Mielenko, Poland
- Average sea temperature in May: 9°C
The best month for swimming (with the highest average sea temperature) is August (18.6°C).
The coldest month (with the lowest average sea temperature) is March (2.7°C).
Average daylight in May
Mielenko, Poland
- Average daylight in May: 16h and 0min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).





